4-Pyridinecarboxaldehyde

• Formula: C₆H₅NO
• Molecular weight: 107.1100
• IUPAC Standard InChI: InChI=1S/C6H5NO/c8-5-6-1-3-7-4-2-6/h1-5H Copy

  
• IUPAC Standard InChIKey: BGUWFUQJCDRPTL-UHFFFAOYSA-N Copy
• CAS Registry Number: 872-85-5
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
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• Other names: Isonicotinaldehyde; p-Pyridinealdehyde; Isonicotinic aldehyde; Pyridine-4-carbaldehyde; 4-Formylpyridine; 4-Pyridinealdehyde; Pyridine-4-aldehyde; Pyridine-4-carboxaldehyde; 4-Pyridylaldehyde; 4-Pyridinecarbaldehyde; NSC 8953; p-Formylpyridine
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• Information on this page:
  • Gas phase ion energetics data
  • Gas Chromatography
  • References
  • Notes
• Other data available:
  • Phase change data
  • IR Spectrum
  • Mass spectrum (electron ionization)
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Gas phase ion energetics data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias

Data compiled as indicated in comments:
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

Ionization energy determinations

Gas Chromatography

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Kovats' RI, non-polar column, isothermal

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Kovats' RI, polar column, isothermal

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References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G., Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update, J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018 . [all data]

Basila and Clancy, 1963
Basila, M.R.; Clancy, D.J., The ionization potentials of monosubstituted pyridines by electron impact, J. Phys. Chem., 1963, 67, 1551. [all data]

Terenina, Zhuravieva, et al., 1997
Terenina, M.B.; Zhuravieva, I.L.; Golovnya, R.V., Peculiar features of sorption of positional isomers of formyl-, acetyl-, and aminopyridines in capillary gas-liquid chromatography, Russ. Chem. Bull. (Engl. Transl.), 1997, 46, 1, 86-89, https://doi.org/10.1007/BF02495353 . [all data]

Notes

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• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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